package whf.framework.security.exception;

import whf.framework.exception.DAOException;

/**
 * 用户名已经存在时抛出此异常
 * @author wanghaifeng
 * @create Jan 9, 2007 9:55:26 AM
 * 
 */
public class UsernameAlreadyExistsException extends DAOException {

	public UsernameAlreadyExistsException(Throwable t) {
		super(t);
	}

	public UsernameAlreadyExistsException(String message) {
		super(message);
	}

}
